// Copyright (C) 2005 Taylor L. Riché <riche@cs.utexas.edu>
//  
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software 
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// 	$Id: Function.cc 414 2006-05-26 16:29:32Z richetl $	
//

#include "Function.hh"

using namespace lee;

void 
Function::schedule(ProcUnit * p) {
  Synchronized::Scope mutex(this);
  assert(p != NULL);
  //std::cerr << name << ":" << &procSet << ":(before)" << procSet.size() << std::endl;
  procSet.insert(p);
  //std::cerr << name << ":" << &procSet << ":(after)" << procSet.size() << std::endl;
  pIt = procSet.begin();
  ready = true;
  notifyAll();
}

ProcUnit * 
Function::getProc() {
  Synchronized::Scope mutex(this);
  while(!ready) {
    wait();
  }
  assert(!procSet.empty());
  assert(pIt != procSet.end());
  assert(*pIt != NULL);
  ProcUnit * p = *pIt;
  pIt++;
  if(pIt == procSet.end()) {
    pIt = procSet.begin();
  }
  return p;
}
